TM 1-8415-216-12&P
CHAPTER 3
OPERATOR MAINTENANCE INSTRUCTIONS
Section II. TROUBLESHOOTING PROCEDURES
Section I. LUBRICATION INSTRUCTIONS
3-1. Operator lubrication. No lubrication is required.
3-2. Operator troubleshooting. You should perform troubleshooting procedures when you
encounter malfunctions of the AIHS helmet. Table 3-1 lists common helmet malfunc-
tions and associated tests, inspections, and corrective actions. Following are guidelines
for troubleshooting.
a. Before troubleshooting, ensure that you have performed the daily (pre-flight and post-
flight) Preventive Maintenance Checks and Services (PMCS). Refer to Table 2-1.
b. This manual cannot list all possible malfunctions. If you encounter a malfunction not
listed in Table 3-1, notify Unit ALSE Technician.
Table 3-1. Operator’s Troubleshooting Procedures
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. UNABLE TO RAISE OR LOWER VISOR LENS.
Report condition to Unit ALSE Technician.
2. UNABLE TO FASTEN OR ADJUST CHINSTRAP.
Inspect chinstrap for defective hardware.
Report condition to Unit ALSE Technician.
3. UNABLE TO ADJUST NAPE STRAP.
Inspect nape strap for defective hardware.
Report condition to Unit ALSE Technician.
3-1
